diff options
Diffstat (limited to 'engines/wintermute/ui/ui_edit.cpp')
| -rw-r--r-- | engines/wintermute/ui/ui_edit.cpp | 952 |
1 files changed, 952 insertions, 0 deletions
diff --git a/engines/wintermute/ui/ui_edit.cpp b/engines/wintermute/ui/ui_edit.cpp new file mode 100644 index 0000000000..a3283d5a01 --- /dev/null +++ b/engines/wintermute/ui/ui_edit.cpp @@ -0,0 +1,952 @@ +/* ScummVM - Graphic Adventure Engine + * + * ScummVM is the legal property of its developers, whose names + * are too numerous to list here. Please refer to the COPYRIGHT + * file distributed with this source distribution. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + * + */ + +/* + * This file is based on WME Lite. + * http://dead-code.org/redir.php?target=wmelite + * Copyright (c) 2011 Jan Nedoma + */ + +#include "engines/wintermute/ui/ui_edit.h" +#include "engines/wintermute/ui/ui_object.h" +#include "engines/wintermute/ui/ui_tiled_image.h" +#include "engines/wintermute/utils/string_util.h" +#include "engines/wintermute/base/base_active_rect.h" +#include "engines/wintermute/base/base_file_manager.h" +#include "engines/wintermute/base/font/base_font.h" +#include "engines/wintermute/base/font/base_font_storage.h" +#include "engines/wintermute/base/base_keyboard_state.h" +#include "engines/wintermute/base/base_dynamic_buffer.h" +#include "engines/wintermute/base/base_parser.h" +#include "engines/wintermute/base/base_sprite.h" +#include "engines/wintermute/base/base_string_table.h" +#include "engines/wintermute/base/base_game.h" +#include "engines/wintermute/base/gfx/base_renderer.h" +#include "engines/wintermute/base/scriptables/script_value.h" +#include "engines/wintermute/base/scriptables/script_stack.h" +#include "engines/wintermute/base/scriptables/script.h" +#include "engines/wintermute/utils/utils.h" +#include "common/util.h" +#include "common/keyboard.h" + +namespace Wintermute { + +IMPLEMENT_PERSISTENT(UIEdit, false) + +////////////////////////////////////////////////////////////////////////// +UIEdit::UIEdit(BaseGame *inGame) : UIObject(inGame) { + _type = UI_EDIT; + + _fontSelected = NULL; + + _selStart = _selEnd = 10000; + _scrollOffset = 0; + + _cursorChar = NULL; + setCursorChar("|"); + + _cursorBlinkRate = 600; + + _frameWidth = 0; + + setText(""); + + _lastBlinkTime = 0; + _cursorVisible = true; + + _maxLength = -1; + + _canFocus = true; +} + + +////////////////////////////////////////////////////////////////////////// +UIEdit::~UIEdit() { + if (!_sharedFonts) { + if (_fontSelected) { + _gameRef->_fontStorage->removeFont(_fontSelected); + } + } + + delete[] _cursorChar; + _cursorChar = NULL; +} + + +////////////////////////////////////////////////////////////////////////// +bool UIEdit::loadFile(const char *filename) { + byte *buffer = BaseFileManager::getEngineInstance()->readWholeFile(filename); + if (buffer == NULL) { + _gameRef->LOG(0, "UIEdit::LoadFile failed for file '%s'", filename); + return STATUS_FAILED; + } + + bool ret; + + setFilename(filename); + + if (DID_FAIL(ret = loadBuffer(buffer, true))) { + _gameRef->LOG(0, "Error parsing EDIT file '%s'", filename); + } + + delete[] buffer; + + return ret; +} + + +TOKEN_DEF_START +TOKEN_DEF(TEMPLATE) +TOKEN_DEF(DISABLED) +TOKEN_DEF(VISIBLE) +TOKEN_DEF(BACK) +TOKEN_DEF(IMAGE) +TOKEN_DEF(FONT_SELECTED) +TOKEN_DEF(FONT) +TOKEN_DEF(TEXT) +TOKEN_DEF(X) +TOKEN_DEF(Y) +TOKEN_DEF(WIDTH) +TOKEN_DEF(HEIGHT) +TOKEN_DEF(CURSOR_BLINK_RATE) +TOKEN_DEF(CURSOR) +TOKEN_DEF(FRAME_WIDTH) +TOKEN_DEF(NAME) +TOKEN_DEF(SCRIPT) +TOKEN_DEF(PARENT_NOTIFY) +TOKEN_DEF(MAX_LENGTH) +TOKEN_DEF(EDITOR_PROPERTY) +TOKEN_DEF(EDIT) +TOKEN_DEF(CAPTION) +TOKEN_DEF_END +////////////////////////////////////////////////////////////////////////// +bool UIEdit::loadBuffer(byte *buffer, bool complete) { + TOKEN_TABLE_START(commands) + TOKEN_TABLE(TEMPLATE) + TOKEN_TABLE(DISABLED) + TOKEN_TABLE(VISIBLE) + TOKEN_TABLE(BACK) + TOKEN_TABLE(IMAGE) + TOKEN_TABLE(FONT_SELECTED) + TOKEN_TABLE(FONT) + TOKEN_TABLE(TEXT) + TOKEN_TABLE(X) + TOKEN_TABLE(Y) + TOKEN_TABLE(WIDTH) + TOKEN_TABLE(HEIGHT) + TOKEN_TABLE(CURSOR_BLINK_RATE) + TOKEN_TABLE(CURSOR) + TOKEN_TABLE(FRAME_WIDTH) + TOKEN_TABLE(NAME) + TOKEN_TABLE(SCRIPT) + TOKEN_TABLE(PARENT_NOTIFY) + TOKEN_TABLE(MAX_LENGTH) + TOKEN_TABLE(EDITOR_PROPERTY) + TOKEN_TABLE(EDIT) + TOKEN_TABLE(CAPTION) + TOKEN_TABLE_END + + byte *params; + int cmd = 2; + BaseParser parser; + + if (complete) { + if (parser.getCommand((char **)&buffer, commands, (char **)¶ms) != TOKEN_EDIT) { + _gameRef->LOG(0, "'EDIT' keyword expected."); + return STATUS_FAILED; + } + buffer = params; + } + + while (cmd > 0 && (cmd = parser.getCommand((char **)&buffer, commands, (char **)¶ms)) > 0) { + switch (cmd) { + case TOKEN_TEMPLATE: + if (DID_FAIL(loadFile((char *)params))) { + cmd = PARSERR_GENERIC; + } + break; + + case TOKEN_NAME: + setName((char *)params); + break; + + case TOKEN_BACK: + delete _back; + _back = new UITiledImage(_gameRef); + if (!_back || DID_FAIL(_back->loadFile((char *)params))) { + delete _back; + _back = NULL; + cmd = PARSERR_GENERIC; + } + break; + + case TOKEN_IMAGE: + delete _image; + _image = new BaseSprite(_gameRef); + if (!_image || DID_FAIL(_image->loadFile((char *)params))) { + delete _image; + _image = NULL; + cmd = PARSERR_GENERIC; + } + break; + + case TOKEN_FONT: + if (_font) { + _gameRef->_fontStorage->removeFont(_font); + } + _font = _gameRef->_fontStorage->addFont((char *)params); + if (!_font) { + cmd = PARSERR_GENERIC; + } + break; + + case TOKEN_FONT_SELECTED: + if (_fontSelected) { + _gameRef->_fontStorage->removeFont(_fontSelected); + } + _fontSelected = _gameRef->_fontStorage->addFont((char *)params); + if (!_fontSelected) { + cmd = PARSERR_GENERIC; + } + break; + + case TOKEN_TEXT: + setText((char *)params); + _gameRef->_stringTable->expand(&_text); + break; + + case TOKEN_X: + parser.scanStr((char *)params, "%d", &_posX); + break; + + case TOKEN_Y: + parser.scanStr((char *)params, "%d", &_posY); + break; + + case TOKEN_WIDTH: + parser.scanStr((char *)params, "%d", &_width); + break; + + case TOKEN_HEIGHT: + parser.scanStr((char *)params, "%d", &_height); + break; + + case TOKEN_MAX_LENGTH: + parser.scanStr((char *)params, "%d", &_maxLength); + break; + + case TOKEN_CAPTION: + setCaption((char *)params); + break; + + case TOKEN_CURSOR: + delete _cursor; + _cursor = new BaseSprite(_gameRef); + if (!_cursor || DID_FAIL(_cursor->loadFile((char *)params))) { + delete _cursor; + _cursor = NULL; + cmd = PARSERR_GENERIC; + } + break; + + case TOKEN_CURSOR_BLINK_RATE: + parser.scanStr((char *)params, "%d", &_cursorBlinkRate); + break; + + case TOKEN_FRAME_WIDTH: + parser.scanStr((char *)params, "%d", &_frameWidth); + break; + + case TOKEN_SCRIPT: + addScript((char *)params); + break; + + case TOKEN_PARENT_NOTIFY: + parser.scanStr((char *)params, "%b", &_parentNotify); + break; + + case TOKEN_DISABLED: + parser.scanStr((char *)params, "%b", &_disable); + break; + + case TOKEN_VISIBLE: + parser.scanStr((char *)params, "%b", &_visible); + break; + + case TOKEN_EDITOR_PROPERTY: + parseEditorProperty(params, false); + break; + } + } + if (cmd == PARSERR_TOKENNOTFOUND) { + _gameRef->LOG(0, "Syntax error in EDIT definition"); + return STATUS_FAILED; + } + if (cmd == PARSERR_GENERIC) { + _gameRef->LOG(0, "Error loading EDIT definition"); + return STATUS_FAILED; + } + + correctSize(); + + return STATUS_OK; +} + +////////////////////////////////////////////////////////////////////////// +bool UIEdit::saveAsText(BaseDynamicBuffer *buffer, int indent) { + buffer->putTextIndent(indent, "EDIT\n"); + buffer->putTextIndent(indent, "{\n"); + + buffer->putTextIndent(indent + 2, "NAME=\"%s\"\n", getName()); + buffer->putTextIndent(indent + 2, "CAPTION=\"%s\"\n", getCaption()); + + buffer->putTextIndent(indent + 2, "\n"); + + if (_back && _back->getFilename()) { + buffer->putTextIndent(indent + 2, "BACK=\"%s\"\n", _back->getFilename()); + } + + if (_image && _image->getFilename()) { + buffer->putTextIndent(indent + 2, "IMAGE=\"%s\"\n", _image->getFilename()); + } + + if (_font && _font->getFilename()) { + buffer->putTextIndent(indent + 2, "FONT=\"%s\"\n", _font->getFilename()); + } + if (_fontSelected && _fontSelected->getFilename()) { + buffer->putTextIndent(indent + 2, "FONT_SELECTED=\"%s\"\n", _fontSelected->getFilename()); + } + + if (_cursor && _cursor->getFilename()) { + buffer->putTextIndent(indent + 2, "CURSOR=\"%s\"\n", _cursor->getFilename()); + } + + buffer->putTextIndent(indent + 2, "\n"); + + if (_text) { + buffer->putTextIndent(indent + 2, "TEXT=\"%s\"\n", _text); + } + + buffer->putTextIndent(indent + 2, "\n"); + + buffer->putTextIndent(indent + 2, "X=%d\n", _posX); + buffer->putTextIndent(indent + 2, "Y=%d\n", _posY); + buffer->putTextIndent(indent + 2, "WIDTH=%d\n", _width); + buffer->putTextIndent(indent + 2, "HEIGHT=%d\n", _height); + buffer->putTextIndent(indent + 2, "MAX_LENGTH=%d\n", _maxLength); + buffer->putTextIndent(indent + 2, "CURSOR_BLINK_RATE=%d\n", _cursorBlinkRate); + buffer->putTextIndent(indent + 2, "FRAME_WIDTH=%d\n", _frameWidth); + + buffer->putTextIndent(indent + 2, "DISABLED=%s\n", _disable ? "TRUE" : "FALSE"); + buffer->putTextIndent(indent + 2, "VISIBLE=%s\n", _visible ? "TRUE" : "FALSE"); + buffer->putTextIndent(indent + 2, "PARENT_NOTIFY=%s\n", _parentNotify ? "TRUE" : "FALSE"); + + // scripts + for (uint32 i = 0; i < _scripts.size(); i++) { + buffer->putTextIndent(indent + 2, "SCRIPT=\"%s\"\n", _scripts[i]->_filename); + } + + buffer->putTextIndent(indent + 2, "\n"); + + // editor properties + BaseClass::saveAsText(buffer, indent + 2); + + buffer->putTextIndent(indent, "}\n"); + return STATUS_OK; +} + +////////////////////////////////////////////////////////////////////////// +// high level scripting interface +////////////////////////////////////////////////////////////////////////// +bool UIEdit::scCallMethod(ScScript *script, ScStack *stack, ScStack *thisStack, const char *name) { + ////////////////////////////////////////////////////////////////////////// + // SetSelectedFont + ////////////////////////////////////////////////////////////////////////// + if (strcmp(name, "SetSelectedFont") == 0) { + stack->correctParams(1); + + if (_fontSelected) { + _gameRef->_fontStorage->removeFont(_fontSelected); + } + _fontSelected = _gameRef->_fontStorage->addFont(stack->pop()->getString()); + stack->pushBool(_fontSelected != NULL); + + return STATUS_OK; + } else { + return UIObject::scCallMethod(script, stack, thisStack, name); + } +} + + +////////////////////////////////////////////////////////////////////////// +ScValue *UIEdit::scGetProperty(const Common::String &name) { + _scValue->setNULL(); + + ////////////////////////////////////////////////////////////////////////// + // Type + ////////////////////////////////////////////////////////////////////////// + if (name == "Type") { + _scValue->setString("editor"); + return _scValue; + } + + ////////////////////////////////////////////////////////////////////////// + // SelStart + ////////////////////////////////////////////////////////////////////////// + else if (name == "SelStart") { + _scValue->setInt(_selStart); + return _scValue; + } + + ////////////////////////////////////////////////////////////////////////// + // SelEnd + ////////////////////////////////////////////////////////////////////////// + else if (name == "SelEnd") { + _scValue->setInt(_selEnd); + return _scValue; + } + + ////////////////////////////////////////////////////////////////////////// + // CursorBlinkRate + ////////////////////////////////////////////////////////////////////////// + else if (name == "CursorBlinkRate") { + _scValue->setInt(_cursorBlinkRate); + return _scValue; + } + + ////////////////////////////////////////////////////////////////////////// + // CursorChar + ////////////////////////////////////////////////////////////////////////// + else if (name == "CursorChar") { + _scValue->setString(_cursorChar); + return _scValue; + } + + ////////////////////////////////////////////////////////////////////////// + // FrameWidth + ////////////////////////////////////////////////////////////////////////// + else if (name == "FrameWidth") { + _scValue->setInt(_frameWidth); + return _scValue; + } + + ////////////////////////////////////////////////////////////////////////// + // MaxLength + ////////////////////////////////////////////////////////////////////////// + else if (name == "MaxLength") { + _scValue->setInt(_maxLength); + return _scValue; + } + + ////////////////////////////////////////////////////////////////////////// + // Text + ////////////////////////////////////////////////////////////////////////// + else if (name == "Text") { + if (_gameRef->_textEncoding == TEXT_UTF8) { + WideString wstr = StringUtil::ansiToWide(_text); + _scValue->setString(StringUtil::wideToUtf8(wstr).c_str()); + } else { + _scValue->setString(_text); + } + return _scValue; + } else { + return UIObject::scGetProperty(name); + } +} + + +////////////////////////////////////////////////////////////////////////// +bool UIEdit::scSetProperty(const char *name, ScValue *value) { + ////////////////////////////////////////////////////////////////////////// + // SelStart + ////////////////////////////////////////////////////////////////////////// + if (strcmp(name, "SelStart") == 0) { + _selStart = value->getInt(); + _selStart = MAX(_selStart, 0); + _selStart = (int)MIN((size_t)_selStart, strlen(_text)); + return STATUS_OK; + } + + ////////////////////////////////////////////////////////////////////////// + // SelEnd + ////////////////////////////////////////////////////////////////////////// + else if (strcmp(name, "SelEnd") == 0) { + _selEnd = value->getInt(); + _selEnd = MAX(_selEnd, 0); + _selEnd = (int)MIN((size_t)_selEnd, strlen(_text)); + return STATUS_OK; + } + + ////////////////////////////////////////////////////////////////////////// + // CursorBlinkRate + ////////////////////////////////////////////////////////////////////////// + else if (strcmp(name, "CursorBlinkRate") == 0) { + _cursorBlinkRate = (uint32)value->getInt(); + return STATUS_OK; + } + + ////////////////////////////////////////////////////////////////////////// + // CursorChar + ////////////////////////////////////////////////////////////////////////// + else if (strcmp(name, "CursorChar") == 0) { + setCursorChar(value->getString()); + return STATUS_OK; + } + + ////////////////////////////////////////////////////////////////////////// + // FrameWidth + ////////////////////////////////////////////////////////////////////////// + else if (strcmp(name, "FrameWidth") == 0) { + _frameWidth = value->getInt(); + return STATUS_OK; + } + + ////////////////////////////////////////////////////////////////////////// + // MaxLength + ////////////////////////////////////////////////////////////////////////// + else if (strcmp(name, "MaxLength") == 0) { + _maxLength = value->getInt(); + return STATUS_OK; + } + + ////////////////////////////////////////////////////////////////////////// + // Text + ////////////////////////////////////////////////////////////////////////// + else if (strcmp(name, "Text") == 0) { + if (_gameRef->_textEncoding == TEXT_UTF8) { + WideString wstr = StringUtil::utf8ToWide(value->getString()); + setText(StringUtil::wideToAnsi(wstr).c_str()); + } else { + setText(value->getString()); + } + return STATUS_OK; + } else { + return UIObject::scSetProperty(name, value); + } +} + + +////////////////////////////////////////////////////////////////////////// +const char *UIEdit::scToString() { + return "[edit]"; +} + + +////////////////////////////////////////////////////////////////////////// +void UIEdit::setCursorChar(const char *character) { + if (!character) { + return; + } + delete[] _cursorChar; + _cursorChar = new char [strlen(character) + 1]; + if (_cursorChar) { + strcpy(_cursorChar, character); + } +} + + +////////////////////////////////////////////////////////////////////////// +bool UIEdit::display(int offsetX, int offsetY) { + if (!_visible) { + return STATUS_OK; + } + + + // hack! + TTextEncoding OrigEncoding = _gameRef->_textEncoding; + _gameRef->_textEncoding = TEXT_ANSI; + + if (_back) { + _back->display(offsetX + _posX, offsetY + _posY, _width, _height); + } + if (_image) { + _image->draw(offsetX + _posX, offsetY + _posY, NULL); + } + + // prepare fonts + BaseFont *font; + BaseFont *sfont; + + if (_font) { + font = _font; + } else { + font = _gameRef->_systemFont; + } + + if (_fontSelected) { + sfont = _fontSelected; + } else { + sfont = font; + } + + bool focused = isFocused(); + + _selStart = MAX(_selStart, 0); + _selEnd = MAX(_selEnd, 0); + + _selStart = (int)MIN((size_t)_selStart, strlen(_text)); + _selEnd = (int)MIN((size_t)_selEnd, strlen(_text)); + + //int CursorWidth = font->GetCharWidth(_cursorChar[0]); + int cursorWidth = font->getTextWidth((byte *)_cursorChar); + + int s1, s2; + bool curFirst; + // modify scroll offset + if (_selStart >= _selEnd) { + while (font->getTextWidth((byte *)_text + _scrollOffset, MAX(0, _selEnd - _scrollOffset)) > _width - cursorWidth - 2 * _frameWidth) { + _scrollOffset++; + if (_scrollOffset >= (int)strlen(_text)) { + break; + } + } + + _scrollOffset = MIN(_scrollOffset, _selEnd); + + s1 = _selEnd; + s2 = _selStart; + curFirst = true; + } else { + while (font->getTextWidth((byte *)_text + _scrollOffset, MAX(0, _selStart - _scrollOffset)) + + sfont->getTextWidth((byte *)(_text + MAX(_scrollOffset, _selStart)), _selEnd - MAX(_scrollOffset, _selStart)) + + > _width - cursorWidth - 2 * _frameWidth) { + _scrollOffset++; + if (_scrollOffset >= (int)strlen(_text)) { + break; + } + } + + _scrollOffset = MIN(_scrollOffset, _selEnd); + + s1 = _selStart; + s2 = _selEnd; + curFirst = false; + } + + + int alignOffset = 0; + + for (int count = 0; count < 2; count++) { + // draw text + int xxx, yyy, width, height; + + xxx = _posX + _frameWidth + offsetX; + yyy = _posY + _frameWidth + offsetY; + + width = _posX + _width + offsetX - _frameWidth; + height = MAX(font->getLetterHeight(), sfont->getLetterHeight()); + + if (_gameRef->_textRTL) { + xxx += alignOffset; + } + + TTextAlign align = TAL_LEFT; + + + // unselected 1 + if (s1 > _scrollOffset) { + if (count) { + font->drawText((byte *)_text + _scrollOffset, xxx, yyy, width - xxx, align, height, s1 - _scrollOffset); + } + xxx += font->getTextWidth((byte *)_text + _scrollOffset, s1 - _scrollOffset); + alignOffset += font->getTextWidth((byte *)_text + _scrollOffset, s1 - _scrollOffset); + } + + // cursor + if (focused && curFirst) { + if (count) { + if (g_system->getMillis() - _lastBlinkTime >= _cursorBlinkRate) { + _lastBlinkTime = g_system->getMillis(); + _cursorVisible = !_cursorVisible; + } + if (_cursorVisible) { + font->drawText((byte *)_cursorChar, xxx, yyy, width - xxx, align, height, 1); + } + } + xxx += cursorWidth; + alignOffset += cursorWidth; + } + + // selected + int s3 = MAX(s1, _scrollOffset); + + if (s2 - s3 > 0) { + if (count) { + sfont->drawText((byte *)_text + s3, xxx, yyy, width - xxx, align, height, s2 - s3); + } + xxx += sfont->getTextWidth((byte *)_text + s3, s2 - s3); + alignOffset += sfont->getTextWidth((byte *)_text + s3, s2 - s3); + } + + // cursor + if (focused && !curFirst) { + if (count) { + if (g_system->getMillis() - _lastBlinkTime >= _cursorBlinkRate) { + _lastBlinkTime = g_system->getMillis(); + _cursorVisible = !_cursorVisible; + } + if (_cursorVisible) { + font->drawText((byte *)_cursorChar, xxx, yyy, width - xxx, align, height, 1); + } + } + xxx += cursorWidth; + alignOffset += cursorWidth; + } + + // unselected 2 + if (count) { + font->drawText((byte *)_text + s2, xxx, yyy, width - xxx, align, height); + } + alignOffset += font->getTextWidth((byte *)_text + s2); + + alignOffset = (_width - 2 * _frameWidth) - alignOffset; + if (alignOffset < 0) { + alignOffset = 0; + } + } + + + _gameRef->_renderer->addRectToList(new BaseActiveRect(_gameRef, this, NULL, offsetX + _posX, offsetY + _posY, _width, _height, 100, 100, false)); + + + _gameRef->_textEncoding = OrigEncoding; + + return STATUS_OK; +} + + +////////////////////////////////////////////////////////////////////////// +bool UIEdit::handleKeypress(Common::Event *event, bool printable) { + bool handled = false; + + if (event->type == Common::EVENT_KEYDOWN && !printable) { + switch (event->kbd.keycode) { + case Common::KEYCODE_ESCAPE: + case Common::KEYCODE_TAB: + case Common::KEYCODE_RETURN: + return false; + + // ctrl+A + case Common::KEYCODE_a: + if (BaseKeyboardState::isControlDown()) { + _selStart = 0; + _selEnd = strlen(_text); + handled = true; + } + break; + + case Common::KEYCODE_BACKSPACE: + if (_selStart == _selEnd) { + if (_gameRef->_textRTL) { + deleteChars(_selStart, _selStart + 1); + } else { + deleteChars(_selStart - 1, _selStart); + } + } else { + deleteChars(_selStart, _selEnd); + } + if (_selEnd >= _selStart) { + _selEnd -= MAX(1, _selEnd - _selStart); + } + _selStart = _selEnd; + + handled = true; + break; + + case Common::KEYCODE_LEFT: + case Common::KEYCODE_UP: + _selEnd--; + if (!BaseKeyboardState::isShiftDown()) { + _selStart = _selEnd; + } + handled = true; + break; + + case Common::KEYCODE_RIGHT: + case Common::KEYCODE_DOWN: + _selEnd++; + if (!BaseKeyboardState::isShiftDown()) { + _selStart = _selEnd; + } + handled = true; + break; + + case Common::KEYCODE_HOME: + if (_gameRef->_textRTL) { + _selEnd = strlen(_text); + if (!BaseKeyboardState::isShiftDown()) { + _selStart = _selEnd; + } + } else { + _selEnd = 0; + if (!BaseKeyboardState::isShiftDown()) { + _selStart = _selEnd; + } + } + handled = true; + break; + + case Common::KEYCODE_END: + if (_gameRef->_textRTL) { + _selEnd = 0; + if (!BaseKeyboardState::isShiftDown()) { + _selStart = _selEnd; + } + } else { + _selEnd = strlen(_text); + if (!BaseKeyboardState::isShiftDown()) { + _selStart = _selEnd; + } + } + handled = true; + break; + + case Common::KEYCODE_DELETE: + if (_selStart == _selEnd) { + if (_gameRef->_textRTL) { + deleteChars(_selStart - 1, _selStart); + _selEnd--; + if (_selEnd < 0) { + _selEnd = 0; + } + } else { + deleteChars(_selStart, _selStart + 1); + } + } else { + deleteChars(_selStart, _selEnd); + } + if (_selEnd > _selStart) { + _selEnd -= (_selEnd - _selStart); + } + + _selStart = _selEnd; + handled = true; + break; + default: + break; + } + return handled; + } else if (event->type == Common::EVENT_KEYDOWN && printable) { + if (_selStart != _selEnd) { + deleteChars(_selStart, _selEnd); + } + + //WideString wstr = StringUtil::Utf8ToWide(event->kbd.ascii); + WideString wstr; + wstr += (char)event->kbd.ascii; + _selEnd += insertChars(_selEnd, (const byte *)StringUtil::wideToAnsi(wstr).c_str(), 1); + + if (_gameRef->_textRTL) { + _selEnd = _selStart; + } else { + _selStart = _selEnd; + } + + return true; + } + + return false; +} + + + +////////////////////////////////////////////////////////////////////////// +int UIEdit::deleteChars(int start, int end) { + if (start > end) { + BaseUtils::swap(&start, &end); + } + + start = MAX(start, (int)0); + end = MIN((size_t)end, strlen(_text)); + + char *str = new char[strlen(_text) - (end - start) + 1]; + if (str) { + if (start > 0) { + memcpy(str, _text, start); + } + memcpy(str + MAX(0, start), _text + end, strlen(_text) - end + 1); + + delete[] _text; + _text = str; + } + if (_parentNotify && _parent) { + _parent->applyEvent(getName()); + } + + return end - start; +} + + +////////////////////////////////////////////////////////////////////////// +int UIEdit::insertChars(int pos, const byte *chars, int num) { + if ((int)strlen(_text) + num > _maxLength) { + num -= (strlen(_text) + num - _maxLength); + } + + pos = MAX(pos, (int)0); + pos = MIN((size_t)pos, strlen(_text)); + + char *str = new char[strlen(_text) + num + 1]; + if (str) { + if (pos > 0) { + memcpy(str, _text, pos); + } + memcpy(str + pos + num, _text + pos, strlen(_text) - pos + 1); + + memcpy(str + pos, chars, num); + + delete[] _text; + _text = str; + } + if (_parentNotify && _parent) { + _parent->applyEvent(getName()); + } + + return num; +} + + + +////////////////////////////////////////////////////////////////////////// +bool UIEdit::persist(BasePersistenceManager *persistMgr) { + + UIObject::persist(persistMgr); + + persistMgr->transfer(TMEMBER(_cursorBlinkRate)); + persistMgr->transfer(TMEMBER(_cursorChar)); + persistMgr->transfer(TMEMBER(_fontSelected)); + persistMgr->transfer(TMEMBER(_frameWidth)); + persistMgr->transfer(TMEMBER(_maxLength)); + persistMgr->transfer(TMEMBER(_scrollOffset)); + persistMgr->transfer(TMEMBER(_selEnd)); + persistMgr->transfer(TMEMBER(_selStart)); + + if (!persistMgr->getIsSaving()) { + _cursorVisible = false; + _lastBlinkTime = 0; + } + + return STATUS_OK; +} + +} // end of namespace Wintermute |